整体资产是由多个单项资产组成的具有（）的综合体。
A.可确指形态
B.内在联系
C.获利能力
D.经营能力
参考答案：C
_______ people in the world are sending and receiving e-mails every day. [ ]
A. Million of
B. Many millions of
C. Several million of
D. Several millions
锚链舱内设置污水井和排水管系的目的是：（）
①、排除积水；②、防止锚链锈蚀；③、冲洗锚链
A.①、②
B.①、③
C.②、③
D.①、②、③
